2026-03-20T09:02:01.432Z51.37-178.3734.1manualconfirmedUSGS2.1ml1Origin/20260320221924.672329.185520Magnitude/20260320221924.67241.185521USGS132 km WSW of Adak, Alaskaregion nameakcatalogaka2026fnwpsycontributorID